2600440

素因数分解:

$2^3\times 5^1\times {\mathrm{65011}}^1$

素因数の和:65022

約数の個数: 16

約数和(自身を含む): 5851080

約数和(自身を除く): 3250640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 65011, 130022, 260044, 325055, 520088, 650110, 1300220, 2600440]

約数ペア:

[(1, 2600440), (2, 1300220), (4, 650110), (5, 520088), (8, 325055), (10, 260044), (20, 130022), (40, 65011)]